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  <a name="EN-US_TOPIC_0000001839239773"></a><a name="EN-US_TOPIC_0000001839239773"></a>
  <h1 class="topictitle1">Step 1: Obtaining the CA Certificate of a Storage Device</h1>
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   <p id="EN-US_TOPIC_0000001839239773__en-us_topic_0000001839239793_p1733182219508">To ensure the security of interaction between the <span id="EN-US_TOPIC_0000001839239773__en-us_topic_0000001839239793_text1420811157135">product</span> and a storage device, you can import the storage device certificate to the system. This operation is optional.</p>
   <p id="EN-US_TOPIC_0000001839239773__en-us_topic_0000001839239793_p19722164210475">Obtain the CA certificate of a storage device as follows:</p>
   <ul id="EN-US_TOPIC_0000001839239773__en-us_topic_0000001839239793_ul9722184217475">
    <li id="EN-US_TOPIC_0000001839239773__en-us_topic_0000001839239793_li9722042184720">Method 1: Obtain the certificate from the storage device administrator.</li>
    <li id="EN-US_TOPIC_0000001839239773__en-us_topic_0000001839239793_li18722242154714">Method 2: Download the certificate of Huawei storage devices by yourself. For other storage devices, obtain the certificate from the storage device administrator.
     <ol id="EN-US_TOPIC_0000001839239773__en-us_topic_0000001839239793_ol1723642184711">
      <li id="EN-US_TOPIC_0000001839239773__en-us_topic_0000001839239793_li1644514484819">Enter the DeviceManager login address of a storage device whose certificate is to be obtained in the address box of a browser. The browser displays a message indicating that the login is insecure (Microsoft Edge displays a message indicating that the certificate is incorrect).<p id="EN-US_TOPIC_0000001839239773__en-us_topic_0000001839239793_p1410010574816"><a name="EN-US_TOPIC_0000001839239773__en-us_topic_0000001839239793_li1644514484819"></a><a name="en-us_topic_0000001839239793_li1644514484819"></a>The displayed information varies depending on the browser. The following uses Google Chrome 84 as an example.</p></li>
      <li id="EN-US_TOPIC_0000001839239773__en-us_topic_0000001839239793_li177235428473">Click <strong id="EN-US_TOPIC_0000001839239773__en-us_topic_0000001839239793_b1530875215322">Not secure</strong> on the left of the URL address box.<p id="EN-US_TOPIC_0000001839239773__en-us_topic_0000001839239793_p1472318425476"><span><img id="EN-US_TOPIC_0000001839239773__en-us_topic_0000001839239793_image3723164274715" src="en-us_image_0000001839159889.png"></span></p></li>
      <li id="EN-US_TOPIC_0000001839239773__en-us_topic_0000001839239793_li20723134211473">In the dialog box that is displayed, click <strong id="EN-US_TOPIC_0000001839239773__en-us_topic_0000001839239793_b9335125633212">Certificate</strong> and check whether the issuer is <strong id="EN-US_TOPIC_0000001839239773__en-us_topic_0000001839239793_b103355561322">Huawei IT Product CA</strong>.<p id="EN-US_TOPIC_0000001839239773__en-us_topic_0000001839239793_p872384214476"><span><img id="EN-US_TOPIC_0000001839239773__en-us_topic_0000001839239793_image07231342194718" src="en-us_image_0000001839239829.png"></span></p></li>
      <li id="EN-US_TOPIC_0000001839239773__en-us_topic_0000001839239793_li87231642174717"><a href="https://support.huawei.com/pki/pkidetail!loadCatagoryPkiData.action?type=PKI_TYPE-ROOT" target="_blank" rel="noopener noreferrer">Click here</a> to obtain the <strong id="EN-US_TOPIC_0000001839239773__en-us_topic_0000001839239793_b7531208333">Huawei Equipment Root CA.pem</strong> certificate.</li>
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     <strong>Parent topic:</strong> <a href="en-us_topic_0000001839239709.html">Backing Up a NAS Share</a>
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